- Describe the Lumbar and Sacral Plexus
- Lumbar Plexus
- T12 – L5
- T12
- Subcostal nerve
- Lateral and anterior cutaneous branches
- L1
- Iliohypogastric
- Lateral and anterior cutaneous branches
- Ilioinguinal
- Spermatic cord and anterior scrotum
- L2
- Genitofemoral L12
- Genital branch to genitals via inguinal canal
- Femoral branch to upper anterior thigh via femoral sheath
- Lateral femoral cutaneous L23
- L3
- Obturator nerve (Anterior division) L234
- Adductor longus
- Adductor brevis
- Adductor magnus
- Obturator internus
- L4
- Femoral Nerve L234
- Sartorius
- Gracious
- Quad muscles
- Patella and medial cutaneous skin
- L5
- Lumbosacral trunk L45
- Sacral Plexus
- Sciatic nerve
- Posterior division L45S12
- Superior gluteal nerve over pyriformis
- Gluteal minimus
- Gluteal medius
- Inferior gluteal nerve under pyriformis
- Gluteal maximus
- Common peroneal nerve
- Short head biceps femoris
- Knee joint
- Peroneus longus
- Extensor digitorum longus
- Tibialis anterior
- Peroneus brevis
- Extensor hallicis longus
- Dorsum and lateral foot
- Anterior division L45S123
- Tibial nerve
- Gastrocnemius
- Flexor digitorum longus
- Tibialis posterior
- Flexor hallicis
- Anterior and lateral plantar foot
- Posterior Femoral Cutaneous S123
- Pudendal S234
Thursday, March 7, 2013
Limbs Lumbosacral Plexus Notes
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